Which two chemicals when combined cause an explosion?
Lime and Alum
To avoid injuries, broken lab glassware should be?
Flame proofed
Which fire extinguisher is used for electrical fires?
"C"
Who can enter a confined space with an explosive atmosphere to rescue a fallen worker?
No one
What is worn when entering a room containing chlorine gas?
SCBA
Excavations over 5 feet deep must be?
Shored
Before working on a pump what must be done?
Lock out and tag, also, Read Manufacturer's Manual
How should potassium permanganate be stored?
Away from heated pipes
What do you give someone who swallowed chlorine?
Milk or peppermint sprits
What do you give someone who swallowed fluoride fluoride?
Milk or water
How far apart from a workman in a trench must a ladder be?
25'
What is the PEL for chlorine?
5 ppm eight hour weighted average
How many ppm of chlorine is IDLH?
10
What percent of chlorine in the atmosphere will kill you in seconds?
0.10% or 1,000 ppm
What is the most common cause of chlorine leaks?
Failure to change the lead washer
What is the first indication of a carbon fire?
Heat
Never add _________ into ____________?
Water to acid
Powdered Activated Carbon
Who can issue/write a confined space permit?
Competent Person
What is the first thing you should do before entering a confined space?
A Test Atmosphere